1) Altria Client Services LLC and its Affiliates

2) Assured Guaranty

3) Auction.com

4) Avenue of the Arts

5) BIOADVANCE, THE BIOTECHNOLOGY GREENHOUSE OF SOUTHEASTERN PENNSYLVANIA

6) Calpine Corp

7) CAPITAL BLUE CROSS

8) CHSPSC, LLC

9) CONSOL Energy

10) Crown Holdings, Inc.

11) DAUPHIN COUNTY

12) Herbert, Rowland & Grubic, Inc.

13) HOSPITAL & HEALTHSYSTEM ASSOCIATION OF PENNSYLVANIA

14) Ingenesis Inc.

15) Knowink

16) Life Sciences Greenhouse of Central Pennsylvania

17) MCI Communications Services Inc.

18) NATIONAL ASSOCIATION OF INSURANCE AND FINANCIAL ADVISORS - PENNSYLVANIA

19) North American Pet Health Insurance Association

20) PENNSYLVANIA ASSOCIATION OF BROADCASTERS

21) Pennsylvania Defense Institute

22) Pennsylvania Institute of Recycling Industries

23) PENNSYLVANIA LIBRARY ASSOCIATION

24) PENNSYLVANIA LODGE FRATERNAL ORDER OF POLICE c/o Joseph Regan

25) Pennsylvania Restaurant & Lodging Association

26) Pennsylvania Society for Clinical Social Work

27) Pierson Computing Connection, Inc.

28) PITTSBURGH MERCY HEALTH SYSTEM

29) PJM Interconnection

30) Port Authority of Allegheny County

31) Prime Therapeutics, LLC

32) Public Consulting Group LLC

33) St. Mary Medical Center

34) State Farm Insurance Companies

35) Steep Hill Labs PA

36) Temple University

37) The GEO Group, Inc.

38) The Washington Center for Internships and Academic Seminars

39) Thomas Jefferson University

40) THOMAS JEFFERSON UNIVERSITY HOSPITAL

41) Trinity Health

42) Trinity Health Mid-Altantic

43) Uber Technologies, Inc.

44) Vartan

45) Verify4 Incorporated

46) Verizon Business Purchasing, LLC

47) VERIZON INTERNET SERVICES INC.

48) VERIZON NORTH INC

49) VERIZON PENNSYLVANIA

50) VERIZON WIRELESS

51) Vision To Learn

52) Zurn Elkay